a treatise of watch and clock-work, shewing to the meanest capacities, the art of calculating numbers to all sorts of movements; the way to alter clock-work; to make chimes, and set them to musical notes; and to calculate and correct the motion of pendulums : also numbers for divers movements: with the antient and modern history of clock-work; and many instruments, tables, and other maters, never before published in any other book